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STL to SFO: distance & flight time
St. Louis (St Louis Lambert International Airport) → San Francisco (San Francisco International Airport)
1,731 mi
2,786 km · 1,504 nm
3h 52m
estimated nonstop flight time
-2h
time difference · heading west
See live STL→SFO fares Phone-only fares on this route — call free
Flight time details
1,731 miles nonstop takes roughly 3h 52m gate to gate, flying west. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 2-hour time set-back when reading arrival times on your ticket.
The two airports
- STL — St Louis Lambert International Airport · St. Louis, United States
- SFO — San Francisco International Airport · San Francisco, United States
Distances are great-circle ("as the crow flies") — the same basis airlines use for frequent-flyer miles.
Alternate airports can cut this fare
Flying from or into a nearby airport is the #1 trick our agents use to beat online prices. Call and we'll compare every combination on one call.
Near STL
- SUS · Spirit of St Louis Airport16 mi away
- ALN · St Louis Regional Airport20 mi away
- BLV · Scott AFB/Midamerica Airport32 mi away
- SPI · Abraham Lincoln Capital Airport84 mi away
Near SFO
- SQL · San Carlos Airport10 mi away
- HAF · Half Moon Bay Airport10 mi away
- OAK · Metropolitan Oakland International Airport11 mi away
- NGZ · Alameda Naval Air Station12 mi away
Frequently asked questions
How far is STL from SFO?
The flight distance from St. Louis (STL) to San Francisco (SFO) is 1,731 miles (2,786 km, 1,504 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from STL to SFO?
A nonstop flight takes about 3h 52m gate to gate. Actual time varies with winds, routing and season — eastbound transatlantic flights, for example, are usually faster than the return.
What is the time difference between St. Louis and San Francisco?
San Francisco is 2 hours behind St. Louis.
What is the cheapest way to fly from STL to SFO?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on STL–SFO that never appear on search engines, with no booking fees.